Kidney Problems
from http://www.emedicine.com/med/topic2700.htm
Renal involvement
* Amyloidosis is a very rare complication of AS in patients with severe, active, and long-standing disease. These patients generally have active spondylitis, active peripheral joint involvement, and an elevated erythrocyte sedimentation rate (ESR) and C-reactive protein level. This may result in renal dysfunction with proteinuria and renal insufficiency or failure.
* Immunoglobulin A (IgA) nephropathy has been reported in association with AS.
[...]
"Common toxicities [to NSAID's] involve the gastrointestinal (nausea, dyspepsia, ulceration, bleeding), renal, and central nervous systems.
* Amyloidosis is a very rare complication of AS in patients with severe, active, and long-standing disease. These patients generally have active spondylitis, active peripheral joint involvement, and an elevated erythrocyte sedimentation rate (ESR) and C-reactive protein level. This may result in renal dysfunction with proteinuria and renal insufficiency or failure.
* Immunoglobulin A (IgA) nephropathy has been reported in association with AS.
[...]
"Common toxicities [to NSAID's] involve the gastrointestinal (nausea, dyspepsia, ulceration, bleeding), renal, and central nervous systems.
